Why

Why do people hurt themselves because of pleasure,or pain
Why do people say they are going to kill themselves if they don't really mean it.
Why do people just walk around like life is one big puzzle.
Why do people look at me strange just because I'm not as pretty as them.
Why do people judge people just because of what they look like or what they do.
Why do people say no one likes them, but so many people do.
Their are so many WHYS in life no one can answer them all.